How did the war on the Eastern front differ from the war on the Western front?
a. The war on the Eastern front immediately became immobile as both sides established vast trench networks.
b. The war on the Eastern front included a more significant naval component with competition for the Black Sea.
c. The war on the Eastern front lacked the use of modern technologies and, therefore, led to less loss of life.
d. The war on the Eastern front remained more mobile, with Germany in a more dominant position